Start Bay wave buoy daily averages for Oct 2025
Daily averages from the Start Bay wave buoy for Oct 2025, including available wave height, period, direction, wind and sea temperature data.
Period Summary
AI-generated summary. Hog SaysStart Bay’s wave buoy recorded 1,478 observations across all 31 days of October 2025. Average wave height was 2.5 ft, ranging from 0.6 to 8.7 ft, while the average wave period was 4.7 seconds, ranging from 3 to 9 seconds; water temperature averaged 15.2°C, ranging from 13.8°C to 16.2°C..wind observations were unavailable.
Generated only from the observations and comparisons shown on this page.
Average Wave Height
Average Wave period
Average Wave Direction
Average Water temperature
Compared With Previous Octobers
Historical baseline from 9,087 observations across 11 years.
- Wave Height
- 2.5ft
- 0.2ft below average
- Historical average 2.7ft
- Wave Period
- 4.7s
- 1.5s below average
- Historical average 6.2s
- Water Temperature
- 15.2°C
- 0.5°C below average
- Historical average 15.7°C
Chart showing grouped wave observations for Start Bay. Use the table on this page for a text version of the same measurements. To open hourly observations, use a linked day name in the table.
Sorry, there is no wave data for Wed, Oct 1, 2025
About Start Bay wave buoy
Start Bay is a Datawell Directional WaveRider station off the south Devon coast. First deployed in April 2007, it measures waves entering the bay between Start Point and the Dartmouth approaches. Available observations include wave height, period and direction, sea temperature and calculated wave power.